/Engine/Plugins/Runtime/AudioModulation/Source/AudioModulation/Public/SoundModulationParameter.h
Modulation Parameter that scales normalized, unitless value to logarithmic frequency unit space.
[UCLASS](Programming/UnrealArchitecture/Reference/Classes#classdeclaration)(BlueprintType, MinimalAPI, Abstract) class USoundModulationParameterFrequencyBase : public [USoundModulationParameter](API\Plugins\AudioModulation\USoundModulationParameter)